7604101
hot street - dirt track
Volkswagen CBT,CBU 170hp (07K) vvt in
I-5cyl 2.5L 20v DOHC
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intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 278°
270°
duration @ 1.0mm
: 226°
218°
valve lift
: 11.20mm
11.20mm
cam lift
: 6.65mm
6.65mm
lobe angle
: 127° (84°)
111°
timing @ 1.0mm
: -14° / 60°
40° / -2°
valve lift @ TDC
: 0.50mm (5.15mm)
1.10mm
parts setup:
cam wheels :
:
:
follower
: View CC084
: View CC084
valve lash
: View TS103
: View TS103
valve
: O.E.M.
: O.E.M.
valve locks
: O.E.M.
: O.E.M.
upper retainer
: View 99545/s
: View 99545/s
lower retainer
: View 99548/O
: View 99548/O
exterior spring
: View PAC-E99865
: View PAC-E99865
interior spring
: View PAC-I99865
: View PAC-I99865
fitted load / length
: 30kg @ 31.0mm
: 32kg @ 30.4mm
max. load / lift
: 79kg @ 13.5mm
: 79kg @ 12.9mm
REMARKS :
REMARKS :
#
Distance between valve and piston should be 1.0mm at least:
-
check 5-15° after TDC on intake
-
check 5-15° before TDC on exhaust
Machine pistons if required. Wrong installation can cause severe engine damage!
#
ECU reprogramming required
#
Valve clearance is indicated at valve tip. For measurements between cam and follower, the indicated valve clearance should be divided by the rocker ratio